Index/Organizations/U.S. National Toxicology Program

U.S. National Toxicology Program

Fact-Checks

6 results
Nov 27, 2025
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Is floride a neurotoxin

Scientific and public debate centers on whether fluoride is a "neurotoxin" — many peer‑reviewed reviews and the U.S. National Toxicology Program (NTP) report conclude higher fluoride exposures (notabl...

Nov 9, 2025
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Does radio-frequency cause cancer?

The short answer is that : the International Agency for Research on Cancer (IARC) placed RF fields in Group 2B (“possibly carcinogenic to humans”) in 2011, and later animal and epidemiological studies...

Jan 16, 2026
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does aspertame cause cancer

The short answer: current evidence does not prove that aspartame causes cancer, but it also does not settle the question—major reviews disagree and recent human studies have produced mixed signals tha...

Dec 13, 2025

what are the known toxicology and long-term safety findings for c60 in humans and animals?

Animal studies and regulatory reviews show mixed findings: many preclinical studies report little or no acute/sub‑acute toxicity for “pristine” C60, but inhalation and some functionalized or impure pr...

Dec 4, 2025

What evidence links fluoride to neurodevelopmental effects in children and how strong is it?

Major recent reviews and meta-analyses report an association between higher fluoride exposure and lower childhood IQ, with one pooled analysis across 74 studies finding about a 1.6–1.7 point IQ decrem...

Nov 18, 2025

is flouride in water poisonous

Public-health authorities and recent systematic reviews say fluoride can be toxic at high concentrations in drinking water, and multiple major reviews conclude harm is most consistently observed at or...